Flyers defenceman Kimmo Timonen has been hospitalized in Finland because of blood clots in his lower right leg and in both lungs.
The team made the announcement on Tuesday. Timonen's return to the ice is uncertain.
The 39-year-old Timonen signed a one-year contract this summer for $2 million US. He has been Philadelphia's top defenceman for several years.
Timonen has spent the last seven seasons with the Flyers after playing his first eight with Nashville. He has 571 career points on 117 goals and 454 assists. Timonen is plus-38 for his career.